High severity · published Dec 13, 2016
CVE-2016-2334
Heap-based buffer overflow in the NArchive::NHfs::CHandler::ExtractZlibFile method in 7zip before 16.00 and p7zip allows remote attackers to execute arbitrary code via a crafted…
7.8
CVSS
14.7%
EPSS
No
On KEV
Description
Heap-based buffer overflow in the NArchive::NHfs::CHandler::ExtractZlibFile method in 7zip before 16.00 and p7zip allows remote attackers to execute arbitrary code via a crafted HFS+ image.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)14.7% · higher than 97% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
7Z
7-zip · 7-zip
through 15.14 · source: NVD
FE
Fedora · Fedoraproject
23; 24 · source: NVD
SO
Solaris · Oracle
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-2334
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-2334
Exploit
http://blog.talosintel.com/2016/05/multiple-7-zip-vulnerabilities.html
blog.talosintelligence.com
http://blog.talosintelligence.com/2017/11/exploiting-cve-2016-2334.html
Patch
http://www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.html
Third Party Advisory
http://www.securityfocus.com/bid/90531
Third Party Advisory
http://www.securitytracker.com/id/1035876
Exploit
http://www.talosintel.com/reports/TALOS-2016-0093/
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